# Slopes vs MU Safe

The clearest difference is update cadence: MU Safe at every 3 days against Slopes's every 2 months. MU Safe also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Slopes ships an update every 2 months, MU Safe every 3 days. The most recent releases landed on June 1, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Slopes | MU Safe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (41 ratings)](https://appshunter.io/ios/app/slopes-differential-equations/id1136920301/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 21 MB | 74 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tim Lucas](https://appshunter.io/developer/1136916670) | [Donald Ekong](https://appshunter.io/developer/1505375797) |

## What reviewers say

### Slopes

[App page](https://appshunter.io/ios/app/slopes-differential-equations/id1136920301)

Explore graphical solutions to ordinary differential equations with this interactive educational tool. It offers six distinct activities, including plotting vector fields, solving systems of equations, and visualizing oscillations. Ideal for homework, classroom use, or research projects.

**Highlights:** Interactive ODE exploration, Vector field plotting, Systems of equations solver, Numerical approximation methods, Bifurcation diagram creation, Preloaded and custom examples

**Features:** macOS Compatibility

**In-app purchases:** none


### MU Safe

[App page](https://appshunter.io/ios/app/mu-safe/id6450913050)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Slopes free?

Slopes is free to download, with no in-app purchases.

### Is MU Safe free?

MU Safe is free to download, with no in-app purchases.

### Do Slopes or MU Safe have ads?

Neither Slopes nor MU Safe shows ads.

### Which is updated more often, Slopes or MU Safe?

Slopes ships an update every 2 months, and MU Safe every 3 days. Most recently, Slopes was updated on June 1, 2026 and MU Safe on September 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*